Patenton — panteon of patents

(19)

RU

(11)

2 041 509

(13)

C1

(51)

IPC

(21) (22)

Application

5051375/07, 1992-07-08

(22)

Actual filing date

1992-07-08

(45)

Published

1995-08-09

(72)

Inventor

Sobolevskaja L.V.Nazarova D.V.Kovalenko S.I.Konovalova L.V.

(73)

Holder

Maloe Vnedrencheskoe Predprijatie

PROCESS OF PREPARATION OF WORKING FLUID FOR POWER ELECTRIC EQUIPMENT Russian patent published in 1995 - IPC

Abstract RU 2041509 C1

FIELD: electric machine engineering. SUBSTANCE: when preparing fluid polyorganosiloxane with viscosity 10-100 sq.mm/s is treated with adsorbents, is mixed with cerium acetilacetone with ratio, per cent by mass: 99.5-99.99 and 0.01-0.05 correspondingly and is heated to temperature 120-130 C followed by evacuation of air. EFFECT: increased electric strength of working fluid, prolonged service life of it.

Similar patents RU2041509C1

Title Year Author Number
WORKING LIQUID FOR ELECTRIC EQUIPMENT 1993
  • Nazarova D.V.
  • Mazaeva V.G.
  • Fomin Ju.A.
  • Chvanov V.A.
  • Bartanov A.B.
  • Babajlov V.M.
  • Konovalova L.V.
 RU2047654C1
WORKING LIQUID FOR HYDRAULIC SYSTEMS OF GAS LINE 1994
  • Sobolevskaja L.V.
  • Nazarova D.V.
  • Ippolitov E.V.
  • Fedjakin N.P.
  • Delova F.R.
  • Kovalenko S.I.
  • Petljakova L.S.
  • Trofimov E.V.
  • Gruntenko G.S.
 RU2079523C1
METHOD OF PREPARING CATALYST FOR HYDROFINING OF MINERAL OIL FRACTIONS 1995
  • Karel'Skij V.V.
  • Levin O.V.
  • Smirnov V.K.
  • Markov S.F.
  • Vjazkov V.A.
  • Irisova K.N.
 RU2073567C1
REAGENT FOR FORCING OIL FROM STRATUM 1991
  • Barminov V.N.
  • Akhmetzjanov A.M.
 RU2034980C1
MATERIAL FOR FILLING EYE RETINA 1993
  • Sobolevskaja L.V.
  • Kovalenko S.I.
  • Petljakova L.S.
  • Zakharov V.D.
  • Aksenov A.O.
  • Balinskaja N.R.
 RU2085147C1
METHOD FOR PRODUCTION OF SILICON DIOXIDE 1992
  • Evseev N.V.
  • Chernjakhovskij L.V.
  • Radchenko N.F.
 RU2036836C1
MIXER 1995
  • Polomoshnykh Sergej Prokop'Evich
  • Mel'Nichenko Vladimir Ivanovich
 RU2154520C2
METHOD OF MAKING VESSELS FROM SHEET METAL 1992
  • Melashchenko V.D.
  • Sizov E.S.
 RU2053039C1
METHOD OF ALCOHOL MATURATION FOR COGNAC-LIKE DRINK PREPARING 1993
  • Avanes'Jants R.V.
 RU2077569C1
COMPOSITION FOR INJECTION AT ENDOPROSTHESIS 1992
  • Pavlyk B.I.
 RU2034465C1

RU 2 041 509 C1

Authors

Sobolevskaja L.V.

Nazarova D.V.

Kovalenko S.I.

Konovalova L.V.

Dates

1995-08-09—Published

1992-07-08—Filed

read Similar patents